United States. Bureau of Economic Analysis. "National Income and Product Accounts : Second Quarter 2001 GDP (Advance) | Revised Estimates: 1998 Through First Quarter 2001, BEA 01-23," Bureau of Economic Analysis (BEA) News Releases (July 27, 2001). https://fraser.stlouisfed.org/title/6148/item/597797, accessed on September 18, 2024.